Home / 40,259.52-55,557.12-22,353.96

Finding the Fourth Proportional to 40,259.52, 55,557.12 and 22,353.96

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Solution

The fourth proportional to 40,259.52, 55,557.12 and 22,353.96 is: 30,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,259.52 : 55,557.12 = 22,353.96 : x
  2. Step 2: Convert to fraction form
    40,259.52/55,557.12 = 22,353.96/x
  3. Step 3: Cross multiply
    40,259.52x = 55,557.12 × 22,353.96
  4. Step 4: Simplify right side
    40,259.52x = 1,241,921,638.20
  5. Step 5: Solve for x
    x = 1,241,921,638.20/40,259.52
  6. Step 6: Final answer
    x = 30,847.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.